PMBX 2+4/6 Manual Telephone Exchange

Made:
1930
PMBX 2+4/6 manual telephone exchange, c

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PMBX 2+4/6 manual telephone exchange, c
Science Museum Group Collection
© The Board of Trustees of the Science Museum

PMBX 2+4/6 manual telephone exchange, c.1930

Details

Category:
Telecommunications
Object Number:
Y2003.22.16.2
Materials:
metal (unknown) and wood (unidentified)
Measurements:
overall: 320 mm x 310 mm x 390 mm, 16.88 kg
type:
manual telephone exchange
credit:
Gift of British Telecommunications plc